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Jennie Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Palo-Alto-County, Iowa
Our Model Tree links this Jennie Brown across the 1920, 1930 and 1940 US Censuses in Palo-Alto-County, Iowa (XGBoost, ~Confirmed), with identified parents Jim & Thomas — first a daughter (b.~1915), then head of a 9-person household.
Age 25
b. ~1915
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Palo-Alto-County, Iowa |
| Surname | Brown |
| Given Name | Jennie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Vernon Tp |
| 1935 Residence (County) | Palo Alto |
| Additional Details | |
| Occupation | House work |
| Industry | Own Home |
| Class of Worker | NP |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | House Work |
| Township / Ward | Vernon Tp |
| Est. Birth Year | ~1915 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jennie | Age | Birth yr |
|---|---|---|---|---|
| Alice Brown | Daughter | — | 28 | ~1912 |
| Jennie Brown | Daughter | — | 25 | ~1915 |
| Sadie Brown | Daughter | — | 23 | ~1917 |
| Jim Brown | Head | — | 69 | ~1871 |
| Eggebert Christian | Other | — | 40 | ~1900 |
| J Brown | Son | — | 14 | ~1926 |
| William Brown | Son | — | 18 | ~1922 |
| Thomas Brown | Son | — | 16 | ~1924 |
| Nellie Brown | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Palo Alto, …
Other, age 3
Palo Alto, Iowa · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | June S |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Palo Alto, …
Daughter, age 14
Palo Alto, Iowa · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | June G |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Palo-Alto-County, Iowa
Daughter, age 25
Palo-Alto-County, Iowa · implied b. ~1915 — 9 household members
| Surname | Brown |
| Given Name | Jennie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Vernon Tp |
| 1935 Residence (County) | Palo Alto |
| Occupation | House work |
| Industry | Own Home |
| Class of Worker | NP |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Jennie Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jim Brown (~0.92 confidence) and father Thomas Berkland (~0.92 confidence) and mother Nellie Brown (~0.92 confidence) and mother Gertie Berkland (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Jim Brown
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Thomas Berkland
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Nellie Brown
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Gertie Berkland
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Jennie Brown
Daughter · 1940 · age 25 · b. ~1915 · Iowa
★ You are viewing this record
Sibling
Sadie Brown
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Brown
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Brown
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Brown
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Brown
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Palo-Alto-County, Iowa
Open full size
1940 US Federal Census — Palo-Alto-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01189-00403)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elaine Kajewski | 9 | — | — | Iowa |
| 2 | Rosann Kajewski | 5 | — | — | Iowa |
| 3 | Bertha Bortvit | 51 | Head | House Wife | Norway |
| 4 | Carl Bortvit | 24 | Son | Laborer | Iowa |
| 5 | Bertha Bortvit | 20 | Daughter | Teacher | Iowa |
| 6 | Norman Bortvit | 18 | Son | Laborer | Iowa |
| 7 | Gerald Bortvit | 11 | Son | — | Iowa |
| 8 | Harry Murry | 20 | Hired hand | Laborer | Iowa |
| 9 | L. H. Garber | 58 | Head | Farmer | Indiana |
| 10 | Leona Garber | 47 | Wife | House Wife | Indiana |
| 11 | Benton Garber | 25 | Son | Laborer | Indiana |
| 12 | Dale Garber | 23 | Son | Laborer | Iowa |
| 13 | Helen Garber | 18 | Daughter | House Work | Iowa |
| 14 | Ted Ladue | 34 | Head | Farmer | Iowa |
| 15 | Edna Ladue | 34 | Wife | House Wife | Iowa |
| 16 | Rolland Ladue | 6 | Son | — | Iowa |
| 17 | Roy Tenborg | 14 | Lodger | Laborer | Nebraska |
| 18 | Christ Larsen | 36 | Head | Farmer | Iowa |
| 19 | Herne Larsen | 31 | Wife | House Wife | Iowa |
| 20 | Leo Larsen | 6 | Son | — | Iowa |
| 21 | Elma Larsen | 5 | Daughter | — | Iowa |
| 22 | Dick Larsen | 2 | Son | — | Iowa |
| 23 | Holger Jensen | 28 | Head | Farmer | Denmark |
| 24 | Verna Jensen | 23 | Sister | House Keeper | Iowa |
| 25 | Jim R. Brown | 69 | Head | Farmer | Iowa |
| 26 | Nellie Brown | 54 | Wife | House Wife | Iowa |
| 27 | Alice Brown | 28 | Daughter | Beauty Parlor | Iowa |
| 28 | Jennie Brown THIS PERSON | 25 | Daughter | House Work | Iowa |
| 29 | Sadie Brown | 23 | Daughter | House Work | Iowa |
| 30 | William Brown | 18 | Son | Laborer | Iowa |
| 31 | Thomas Brown | 16 | Son | Laborer | Iowa |
| 32 | J. R. Junior Brown | 14 | Son | Laborer | Iowa |
| 33 | Eggebert Christian | 40 | Hired hand | Laborer | Iowa |
| 34 | Walter Hartmann | 35 | Head | Farmer | Illinois |
| 35 | Mabel Hartmann | 26 | Wife | House Wife | Iowa |
| 36 | Robert Elsenbast | 47 | Head | Farmer | Iowa |
| 37 | Edith Elsenbast | 44 | Wife | House Wife | Iowa |
| 38 | Joan Elsenbast | 5 | Daughter | — | Iowa |
| 39 | Charman Gwynne | 38 | Hired hand | Laborer | North Dakota |
| 40 | F. L. Lambe | 72 | Head | Farmer | Iowa |
Pedigree Summary
Jennie + 5 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)